| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20240207054314.404ccd1c@coco.lan>
Date: Wed, 7 Feb 2024 05:43:14 +0100
From: Mauro Carvalho Chehab <mchehab@...nel.org>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc: Mark Brown <broonie@...nel.org>, kernel@...gutronix.de, Sergey Kozlov
<serjk@...up.ru>, linux-media@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org
Subject: Re: [PATCH v2 07/33] media: netup_unidvb: Follow renaming of SPI
"master" to "controller"
Em Mon, 22 Jan 2024 19:07:02 +0100
Uwe Kleine-König <u.kleine-koenig@...gutronix.de> escreveu:
> In commit 8caab75fd2c2 ("spi: Generalize SPI "master" to "controller"")
> some functions and struct members were renamed. To not break all drivers
> compatibility macros were provided.
>
> To be able to remove these compatibility macros push the renaming into
> this driver.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
It is probably better to have this series applied altogether, so
feel free to handle it via your tree:
Acked-by: Mauro Carvalho Chehab <mchehab@...nel.org>
> ---
> .../media/pci/netup_unidvb/netup_unidvb_spi.c | 48 +++++++++----------
> 1 file changed, 24 insertions(+), 24 deletions(-)
>
> diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
> index 526042d8afae..e90aa1c1584c 100644
> --- a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
> +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
> @@ -35,7 +35,7 @@ struct netup_spi_regs {
>
> struct netup_spi {
> struct device *dev;
> - struct spi_master *master;
> + struct spi_controller *ctlr;
> struct netup_spi_regs __iomem *regs;
> u8 __iomem *mmio;
> spinlock_t lock;
> @@ -78,7 +78,7 @@ irqreturn_t netup_spi_interrupt(struct netup_spi *spi)
> reg = readw(&spi->regs->control_stat);
> if (!(reg & NETUP_SPI_CTRL_IRQ)) {
> spin_unlock_irqrestore(&spi->lock, flags);
> - dev_dbg(&spi->master->dev,
> + dev_dbg(&spi->ctlr->dev,
> "%s(): not mine interrupt\n", __func__);
> return IRQ_NONE;
> }
> @@ -88,15 +88,15 @@ irqreturn_t netup_spi_interrupt(struct netup_spi *spi)
> spi->state = SPI_STATE_DONE;
> wake_up(&spi->waitq);
> spin_unlock_irqrestore(&spi->lock, flags);
> - dev_dbg(&spi->master->dev,
> + dev_dbg(&spi->ctlr->dev,
> "%s(): SPI interrupt handled\n", __func__);
> return IRQ_HANDLED;
> }
>
> -static int netup_spi_transfer(struct spi_master *master,
> +static int netup_spi_transfer(struct spi_controller *ctlr,
> struct spi_message *msg)
> {
> - struct netup_spi *spi = spi_master_get_devdata(master);
> + struct netup_spi *spi = spi_controller_get_devdata(ctlr);
> struct spi_transfer *t;
> int result = 0;
> u32 tr_size;
> @@ -131,7 +131,7 @@ static int netup_spi_transfer(struct spi_master *master,
> NETUP_SPI_CTRL_START |
> (frag_last ? NETUP_SPI_CTRL_LAST_CS : 0),
> &spi->regs->control_stat);
> - dev_dbg(&spi->master->dev,
> + dev_dbg(&spi->ctlr->dev,
> "%s(): control_stat 0x%04x\n",
> __func__, readw(&spi->regs->control_stat));
> wait_event_timeout(spi->waitq,
> @@ -144,11 +144,11 @@ static int netup_spi_transfer(struct spi_master *master,
> }
> } else {
> if (spi->state == SPI_STATE_START) {
> - dev_dbg(&spi->master->dev,
> + dev_dbg(&spi->ctlr->dev,
> "%s(): transfer timeout\n",
> __func__);
> } else {
> - dev_dbg(&spi->master->dev,
> + dev_dbg(&spi->ctlr->dev,
> "%s(): invalid state %d\n",
> __func__, spi->state);
> }
> @@ -161,7 +161,7 @@ static int netup_spi_transfer(struct spi_master *master,
> }
> done:
> msg->status = result;
> - spi_finalize_current_message(master);
> + spi_finalize_current_message(ctlr);
> return result;
> }
>
> @@ -172,30 +172,30 @@ static int netup_spi_setup(struct spi_device *spi)
>
> int netup_spi_init(struct netup_unidvb_dev *ndev)
> {
> - struct spi_master *master;
> + struct spi_controller *ctlr;
> struct netup_spi *nspi;
>
> - master = devm_spi_alloc_master(&ndev->pci_dev->dev,
> - sizeof(struct netup_spi));
> - if (!master) {
> + ctlr = devm_spi_alloc_master(&ndev->pci_dev->dev,
> + sizeof(struct netup_spi));
> + if (!ctlr) {
> dev_err(&ndev->pci_dev->dev,
> "%s(): unable to alloc SPI master\n", __func__);
> return -EINVAL;
> }
> - nspi = spi_master_get_devdata(master);
> - master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST;
> - master->bus_num = -1;
> - master->num_chipselect = 1;
> - master->transfer_one_message = netup_spi_transfer;
> - master->setup = netup_spi_setup;
> + nspi = spi_controller_get_devdata(ctlr);
> + ctlr->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST;
> + ctlr->bus_num = -1;
> + ctlr->num_chipselect = 1;
> + ctlr->transfer_one_message = netup_spi_transfer;
> + ctlr->setup = netup_spi_setup;
> spin_lock_init(&nspi->lock);
> init_waitqueue_head(&nspi->waitq);
> - nspi->master = master;
> + nspi->ctlr = ctlr;
> nspi->regs = (struct netup_spi_regs __iomem *)(ndev->bmmio0 + 0x4000);
> writew(2, &nspi->regs->clock_divider);
> writew(NETUP_UNIDVB_IRQ_SPI, ndev->bmmio0 + REG_IMASK_SET);
> ndev->spi = nspi;
> - if (spi_register_master(master)) {
> + if (spi_register_controller(ctlr)) {
> ndev->spi = NULL;
> dev_err(&ndev->pci_dev->dev,
> "%s(): unable to register SPI bus\n", __func__);
> @@ -207,8 +207,8 @@ int netup_spi_init(struct netup_unidvb_dev *ndev)
> ndev->pci_bus,
> ndev->pci_slot,
> ndev->pci_func);
> - if (!spi_new_device(master, &netup_spi_board)) {
> - spi_unregister_master(master);
> + if (!spi_new_device(ctlr, &netup_spi_board)) {
> + spi_unregister_controller(ctlr);
> ndev->spi = NULL;
> dev_err(&ndev->pci_dev->dev,
> "%s(): unable to create SPI device\n", __func__);
> @@ -227,7 +227,7 @@ void netup_spi_release(struct netup_unidvb_dev *ndev)
> if (!spi)
> return;
>
> - spi_unregister_master(spi->master);
> + spi_unregister_controller(spi->ctlr);
> spin_lock_irqsave(&spi->lock, flags);
> reg = readw(&spi->regs->control_stat);
> writew(reg | NETUP_SPI_CTRL_IRQ, &spi->regs->control_stat);
Thanks,
Mauro
Powered by blists - more mailing lists